CN110459415A - A kind of slow resetting apparatus of energy storage type and delay switch - Google Patents
A kind of slow resetting apparatus of energy storage type and delay switch Download PDFInfo
- Publication number
- CN110459415A CN110459415A CN201910659200.0A CN201910659200A CN110459415A CN 110459415 A CN110459415 A CN 110459415A CN 201910659200 A CN201910659200 A CN 201910659200A CN 110459415 A CN110459415 A CN 110459415A
- Authority
- CN
- China
- Prior art keywords
- chamber
- energy storage
- seal
- storage type
- annular seal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000004146 energy storage Methods 0.000 title claims abstract description 44
- 230000006835 compression Effects 0.000 claims abstract description 35
- 238000007906 compression Methods 0.000 claims abstract description 35
- 230000007246 mechanism Effects 0.000 claims abstract description 16
- 238000013016 damping Methods 0.000 claims abstract description 11
- 239000007788 liquid Substances 0.000 claims abstract description 4
- 238000007789 sealing Methods 0.000 claims description 13
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 4
- 239000002775 capsule Substances 0.000 claims description 4
- 229910052710 silicon Inorganic materials 0.000 claims description 4
- 239000010703 silicon Substances 0.000 claims description 4
- 230000000694 effects Effects 0.000 claims description 3
- 230000008859 change Effects 0.000 description 9
- 229920002379 silicone rubber Polymers 0.000 description 9
- 238000010586 diagram Methods 0.000 description 4
- 238000005192 partition Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 208000002925 dental caries Diseases 0.000 description 2
- 230000017260 vegetative to reproductive phase transition of meristem Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 239000003570 air Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H7/00—Devices for introducing a predetermined time delay between the initiation of the switching operation and the opening or closing of the contacts
- H01H7/02—Devices for introducing a predetermined time delay between the initiation of the switching operation and the opening or closing of the contacts with fluid timing means
- H01H7/03—Devices for introducing a predetermined time delay between the initiation of the switching operation and the opening or closing of the contacts with fluid timing means with dash-pots
Abstract
The invention discloses a kind of slow resetting apparatuses of energy storage type, including first annular seal space (1), the second seal chamber (2) and compression bar (3), the compression bar (3) can compress first annular seal space (1) to reduce the volume of first annular seal space (1) or reset when first annular seal space (1) restores；The volume size of second seal chamber (2) is variable, and can restore automatically；The first annular seal space (1) and the second seal chamber (2) fill liquid or gas medium；It is connected to by unilaterally connected mechanism (4) with damping hole (5) between the first annular seal space (1) and the second seal chamber (2), unilaterally connected mechanism (4) unilaterally connected is in first annular seal space (1) between the second seal chamber (2).In addition a kind of delay switch using the slow resetting apparatus of aforementioned energy storage type is also disclosed.The present invention is used for the structure for needing slowly to respond.
Description
Technical field
The present invention relates to energy storage type action component technical fields, and in particular to a kind of slow resetting apparatus of energy storage type and delay
Switch.
Background technique
In many mechanical equipments and daily necessity, it is directed to the execution and feedback of movement, it is sometimes necessary to which movement is held
There are feedback result, such as general electric switch after row immediately, needs to start electric appliance immediately after starting switch；But sometimes
But on the contrary, needing the slow feedback result after movement executes, such as the sense light of corridor, lamp is not intended in people's departure process
Extinguish immediately, and wishes lamp delay-action so that illuminating when pedestrian passes through for pedestrian.It is stood after being executed for former movement
The component fed back is relatively common, and the component slowly fed back after executing for latter movement is more rare at present, especially
Mechanical component is then less common, but mechanical structure is often more relatively reliable than electronic type structure, low in cost, energy conservation, nothing
Continue energy consumption, thus has a large amount of demand.
Summary of the invention
Present invention solves the technical problem that being that it is slow to provide a kind of soluble energy storage type for the deficiency in background technique
Slow resetting apparatus and delay switch.
In order to solve the above technical problems, the technical scheme is that a kind of slow resetting apparatus of energy storage type, including first
Seal chamber, the second seal chamber and compression bar, the compression bar can compress first annular seal space with reduce the volume of first annular seal space or
It is resetted when first annular seal space is restored；The volume size of second seal chamber is variable, and can restore automatically；Described first is close
Envelope chamber and the second seal chamber fill liquid or gas medium；By unidirectionally connecting between the first annular seal space and the second seal chamber
Logical mechanism is connected to damping hole, and unilaterally connected mechanism unilaterally connected is in first annular seal space between the second seal chamber.
Further, the unilaterally connected mechanism includes block and through-hole, and the through-hole connection is in first annular seal space and the
Between two seal chambers, the block is connected to through-hole in the opening of the second seal chamber side, and the block elasticity is arranged.
Further, the block is connected in the second seal chamber by the first spring.
Further, the through-hole is gradually increased close to the second seal chamber side size；The block is that side is oblique
Face structure, and be adapted with through-hole.
Further, the damping hole is arranged on block or on the hole wall of through-hole.
Further, second seal chamber includes second chamber and adjustable plate, and the second chamber is with opening
Semi-closed structure, the adjustable plate are connected to the opening side of second chamber by first seal；The adjustable plate is movable
Setting, and connect with energy storage component.
Further, the first seal is silicon rubber cup or sealing ring, and the energy storage component is spring or permanent magnet.
Further, the first annular seal space includes first chamber, and the first chamber is the semiclosed knot with opening
Structure, the compression bar are connect with first chamber by second seal, the compression bar activity setting.
Further, the second seal is silicon rubber cup or sealing ring.
In addition, also provide a kind of delay switch, including switch and the slow resetting apparatus of energy storage type above-mentioned, the compression bar with
The handle of switch connects.
The beneficial effect that the present invention realizes mainly has the following: providing a kind of slow resetting apparatus of energy storage type, passes through two
The flowing speed difference of medium resets between a seal chamber to realize quick acting, slowly respond, the slow resetting apparatus of energy storage type
Structure it is simple, it is easy to accomplish so that be easy to make, reliable operation, and at low cost, be conducive to large-scale popularization use.
Detailed description of the invention
Fig. 1 is the outline structural diagram of the slow resetting apparatus of energy storage type in the embodiment of the present invention one；
Fig. 2 is the configuration schematic diagram of the slow resetting apparatus of energy storage type in the embodiment of the present invention one；
Fig. 3 is the longitudinal profile structure schematic of the slow resetting apparatus of energy storage type in the embodiment of the present invention one；
Fig. 4 is the outline structural diagram of the slow resetting apparatus of energy storage type in the embodiment of the present invention two；
Fig. 5 is the configuration schematic diagram of the slow resetting apparatus of energy storage type in the embodiment of the present invention two；
Fig. 6 is the longitudinal profile structure schematic of the slow resetting apparatus of energy storage type in the embodiment of the present invention two.
The attached figures are only used for illustrative purposes and cannot be understood as limitating the patent；In order to better illustrate this embodiment, attached
Scheme certain components to have omission, zoom in or out, does not represent the size of actual product；To those skilled in the art,
The omitting of some known structures and their instructions in the attached drawings are understandable；The same or similar label corresponds to same or similar
Component；The terms describing the positional relationship in the drawings are only for illustration, should not be understood as the limitation to this patent.
Specific embodiment
Refering to Fig. 3 and Fig. 6, a kind of slow resetting apparatus of energy storage type, including first annular seal space 1, the second seal chamber 2 and compression bar
3, the compression bar 3 can compress first annular seal space 1 to reduce the volume of first annular seal space 1 or when first annular seal space 1 is restored
It resets therewith；The volume size of second seal chamber 2 is variable, and can restore automatically.The first annular seal space 1 and second is close
Envelope chamber 2 fills liquid or gas medium, such as silicone grease, hydraulic oil, water, air etc..The first annular seal space 1 and second
It is connected to by unilaterally connected mechanism 4 with damping hole 5 between seal chamber 2,4 unilaterally connected of unilaterally connected mechanism is in the first sealing
Between 1 to the second seal chamber 2 of chamber, so that medium may only pass through 4 one-way flow of unilaterally connected mechanism to the from first annular seal space 1
In two seal chambers 2, and medium cannot be allowed to flow to first annular seal space 1 from the second seal chamber 2 by unilaterally connected mechanism 4；Unidirectionally
Means of communication 4 can be using structures such as check valves.Damping hole 5 can use small through hole, and the size in hole is with first annular seal space 1 and the
Subject to the medium of two seal chambers 2 filling can slow transit through.
When work, first annular seal space 1 first is compressed to 3 application of compression bar movement (such as pressing), Jie in first annular seal space 1
Matter is entered in the second seal chamber 2 when first annular seal space 1 is compressed by unilaterally connected mechanism 4 and damping hole 5, medium squeeze
Second seal chamber 2 makes the volume of the second seal chamber 2 be stretched, until first annular seal space 1 and second is close after the movement of compression bar 3 stops
The energy storage for until pressure balance, being equivalent to compression bar movement generation is sealed between chamber 2 in the second seal chamber 2；Compression bar 3 acts
The second seal chamber 2 being stretched after stopping has the trend for restoring volume under natural conditions, and second after the movement stopping of compression bar 3
Pressure in seal chamber 2 is greater than the pressure in first annular seal space 1, and the medium in the second seal chamber 2 is pressed into the first sealing at this time
It is logical when medium enters first annular seal space 1 from the second seal chamber 2 in chamber 1, but since unilaterally connected mechanism 4 is half-duplex channel
Road only has damping hole 5, and the flow velocity that velocity ratio medium enters the second seal chamber 2 from first annular seal space 1 is slow, the movement that compression bar 3 resets
Also relatively slowly, it is possible thereby to form the slow resetting apparatus of energy storage type.
Embodiment one
In order to facilitate the understanding of those skilled in the art, being carried out below in conjunction with attached drawing and embodiment to the present invention further detailed
Description.
Refering to fig. 1 ~ 3, Fig. 1 ~ 3 show a kind of slow resetting apparatus implementation structure of specific energy storage type, including shell 6,
Shell 6 is provided with upper cover 61 and bottom cover 62 in cylindrical structure preferably with cylindrical structure, and shell 6 is divide into upper part and lower part,
Two cavitys are formed, the cavity on top is as first chamber 11, and the cavity of lower part is as second chamber 21.Upper and lower two cavitys it
Between be provided with partition, partition can be the structure with 6 one of shell, is also possible to the later period after shell 6 completes and passes through weldering
The structure that modes are added such as connect；Damping hole 5 and unilaterally connected mechanism 4 are set on partition.
Unilaterally connected mechanism 4 can be using such as flowering structure: including block 41 and through-hole 42, the through-hole 42 is arranged in partition
On, it is connected between first annular seal space 1 and the second seal chamber 2, the block 41 is connected to through-hole 42 in 2 side of the second seal chamber
Opening, and the elasticity setting of the block 41.Block 41 can be connected to first chamber 11 or second chamber 21 by spring
Interior, present embodiment illustrates block 41 by 43 elastic connection of the first spring in second chamber 21 mode, the first spring
43 be compressed spring, and nature lower stopper 41 is connected to through-hole 42 in the opening of 2 side of the second seal chamber, works as first chamber
Medium in 11 can push block 41 open when 11 side of first chamber presses to open first chamber 11 into second chamber
21 channel, channel on the contrary then that the entrance first chamber 11 of second chamber 21 can not be opened.
Scheme as a further preference, such as Fig. 3, the through-hole 42 close to 2 side aperture size of the second seal chamber by
It is cumulative big；The block 41 is the structure that side is inclined-plane, and is adapted with through-hole 42 so that block 41 can be inserted it is logical
Through-hole 42 is blocked in hole 42, it is more preferable to the sealing effect of through-hole 42, and the medium in first chamber 11 is nor affected on first
11 side of chamber opens block 41.The through-hole 42 is arranged on block 41 or on the hole wall of through-hole 42, shows in the present embodiment
The mode on the hole wall of through-hole 42 is gone out for damping hole 5 to be arranged in.
Refering to Fig. 2 and 3, the chamber of the top and the bottom of shell 6 is semi-closed structure, and both ends are opening, i.e. first chamber
11 and second chamber 21 be with opening semi-closed structure.Second seal chamber 2 includes second chamber 21 and adjustable plate
22, the adjustable plate 22 is connected to the opening side of second chamber 21 by first seal 23, and first seal 23 is that O shape is close
Seal, the adjustable plate 22 are slidably arranged on the inner sidewall of second chamber 21, in the shape and second chamber 21 of adjustable plate 22
Side is consistent, and is sealed with the junction of second chamber 21 by O-ring seals, and second chamber 21 and adjustable plate 22 can as a result,
To form the space of a sealing.Adjustable plate 22 is also connect with energy storage component 24, and the energy storage component 24 in the present embodiment uses bullet
Spring, bottom cover 62 are mounted on the bottom of shell 6, and adjustable plate 22 is connected to 62 inside of bottom cover by spring, so that the second sealing
The volume size of chamber 2 is variable, and is automatically moved back under natural conditions.
Refering to Fig. 2 and 3, the first annular seal space 1 includes first chamber 11, has a baffle arrangement on the compression bar 3,
The shape of baffle arrangement and 11 inside of first chamber are consistent, and baffle arrangement is slidably arranged in 11 inside of first chamber, and with the
One chamber 11 is connected by second seal 12, and second seal 12 also uses O-ring seals, i.e. first chamber 11 and compression bar 3
Baffle arrangement surround the space of a sealing, baffle arrangement sliding is controlled by compression bar 3 to adjust the volume of first annular seal space 1
Size.Upper cover 61 is fixed on the top of shell 6, and upper cover 61 has slideway, and compression bar 3 is threaded through in slideway, so that compression bar 3
Sliding is more stable, adjusts more convenient.
When the slow resetting apparatus work of the energy storage type of the present embodiment, by change by moulded rod 3 position of baffle arrangement come
The size in the space that the baffle arrangement and first chamber 11 for changing compression bar 3 are surrounded, to change the volume of first annular seal space 1；
Equally, adjustable plate 22 is pressurized the mobile size that can change adjustable plate 22 and 21 enclosed space of second chamber to change the second sealing
The volume of chamber 2.The medium in first annular seal space 1 can be quickly pressed into the second seal chamber 2 by moulded rod 3；Stop pressure
After compression bar 3, the medium in the second seal chamber 2 is slowly flowed into first annular seal space 1, and compression bar 3 slowly resets, to form one
A slow resetting apparatus of energy storage type.
Embodiment two
Refering to Fig. 4 ~ 6, one in the main structure and working principle and embodiment one of the slow resetting apparatus of the energy storage type of the present embodiment
It causes, the difference is that such as flowering structure: shell 6 is fastened by two parts, and further includes inner circle shell 63, inside inner circle shell 63
Space is divided into two parts as first chamber 11 and second chamber 21 by the structure of shell 6 in embodiment one.
It further include the structure of first seal 23 and second seal 12 with the difference of embodiment one in the present embodiment
And the structure of compression bar 3 and adjustable plate 22, first seal 23 and second seal 12 are all made of silicon rubber cup, silicon in the present embodiment
Capsule surrounded respectively with the first chamber 11 of about 63 inner circle shell and second chamber 21 closed space as first annular seal space 1 and
Second seal chamber 2, and the silicon rubber cup in first chamber 11 is fixedly connected with compression bar 3, the silicon rubber cup and bottom cover of second chamber 21
It is linked together between 62 by spring.To, first chamber 11 and second chamber 21 be one can with elastically-deformable space,
Deformation realizes that the pressing of compression bar 3 changes the deformation of silicon rubber cup to change the size of first annular seal space 1 by silicon rubber cup；Adjustable plate 22
Change the deformation of silicon rubber cup with spring connection to change the size of the second seal chamber 2, and by spring reset come so that silicon
Capsule deformation restores the space so that the second seal chamber 2.
First annular seal space 1 and the second seal chamber 2 in the present embodiment one is big to change volume using adjustable plate change position
Small structure, first annular seal space 1 and the second seal chamber 2 in embodiment two form the elastically-deformable sealing in part using silicon rubber cup
Space, in practice can also using the structure of perfect elasticity deformation as first annular seal space 1 and the second seal chamber 2, for example, by using
The air bag of strong elasticity, details are not described herein.In addition, energy storage component 24 other than using spring, can also use other energy storage
Structure can be by between the repulsion or opposite poles between same pole on two magnet for example, by using two permanent magnets
Suction carrys out energy storage.
Embodiment three
A kind of delay switch is provided in the present embodiment, can be the mechanical switch such as electric switch or water route switch, switch includes real
The slow resetting apparatus of energy storage type described in example one and two is applied, the compression bar 3 is connect with the handle of switch.With lighting circuit switch
For, when by lower switch, circuit fast conducting realizes bright light, and compression bar 3 is depressed at the same time, the medium in first annular seal space 1
It is quickly pressed into the second seal chamber 2；After decontroling switch, the medium in the second seal chamber 2 is slowly flowed into the first sealing
In chamber 1, compression bar 3 slowly resets, and after compression bar 3 resets completely, switch is closed, circuit disconnection is turned off the light, so as to be as building
Terraced lighting circuit uses, and is automatically closed so that switch illuminates to switch after continuing for some time after opening.
Obviously, the above embodiment of the present invention be only to clearly illustrate example of the present invention, and not be pair
The restriction of embodiments of the present invention.For those of ordinary skill in the art, may be used also on the basis of the above description
To make other variations or changes in different ways.There is no necessity and possibility to exhaust all the enbodiments.It is all this
Made any modifications, equivalent replacements, and improvements etc., should be included in the claims in the present invention within the spirit and principle of invention
Protection scope within.
Claims (10)
1. a kind of slow resetting apparatus of energy storage type, it is characterised in that: including first annular seal space (1), the second seal chamber (2) and compression bar
(3), the compression bar (3) can compress first annular seal space (1) to reduce the volume of first annular seal space (1) or in first annular seal space
(1) it is resetted when restoring；The volume size of second seal chamber (2) is variable, and can restore automatically；The first annular seal space
(1) and the second seal chamber (2) fills liquid or gas medium；Lead between the first annular seal space (1) and the second seal chamber (2)
Unilaterally connected mechanism (4) is crossed to be connected to damping hole (5), unilaterally connected mechanism (4) unilaterally connected first annular seal space (1) extremely
Between second seal chamber (2).
2. the slow resetting apparatus of energy storage type according to claim 1, it is characterised in that: unilaterally connected mechanism (4) packet
Block (41) and through-hole (42) are included, through-hole (42) connection is described between first annular seal space (1) and the second seal chamber (2)
Block (41) is connected to through-hole (42) in the opening of the second seal chamber (2) side, and the block (41) elasticity is arranged.
3. the slow resetting apparatus of energy storage type according to claim 2, it is characterised in that: the block (41) passes through the first bullet
Spring (43) elastic connection is in the second seal chamber (2).
4. the slow resetting apparatus of energy storage type according to claim 2, it is characterised in that: the through-hole (42) is close to second
Seal chamber (2) side size is gradually increased；It is bevel structure that the block (41), which is side, and is adapted with through-hole (42).
5. the slow resetting apparatus of energy storage type according to claim 2, it is characterised in that: damping hole (5) setting is being kept off
On block (41) or on the hole wall of through-hole (42).
6. the slow resetting apparatus of energy storage type according to claim 1, it is characterised in that: second seal chamber (2) includes
Second chamber (21) and adjustable plate (22), the second chamber (21) are the semi-closed structure with opening, the adjustable plate
(22) the opening side of second chamber (21) is connected to by first seal (23)；The movable setting of the adjustable plate (22),
And it is connect with energy storage component (24).
7. the slow resetting apparatus of energy storage type according to claim 6, it is characterised in that: the first seal (23) is silicon
Capsule or sealing ring, the energy storage component (24) are spring or permanent magnet.
8. the slow resetting apparatus of energy storage type according to claim 1, it is characterised in that: the first annular seal space (1) includes
First chamber (11), the first chamber (11) are the semi-closed structure with opening, the compression bar (3) and first chamber (11)
It is connected by second seal (12), compression bar (3) the activity setting.
9. the slow resetting apparatus of energy storage type according to claim 8, it is characterised in that: the second seal (12) is silicon
Capsule or sealing ring.
10. a kind of delay switch, it is characterised in that: slow including switch and energy storage type described in any one of claims 1 to 9
Resetting apparatus, the compression bar (3) connect with the handle of switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910659200.0A CN110459415A (en) | 2019-07-22 | 2019-07-22 | A kind of slow resetting apparatus of energy storage type and delay switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910659200.0A CN110459415A (en) | 2019-07-22 | 2019-07-22 | A kind of slow resetting apparatus of energy storage type and delay switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110459415A true CN110459415A (en) | 2019-11-15 |
Family
ID=68483007
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910659200.0A Pending CN110459415A (en) | 2019-07-22 | 2019-07-22 | A kind of slow resetting apparatus of energy storage type and delay switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110459415A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1993015323A1 (en) * | 1992-02-01 | 1993-08-05 | Malina, Viktor | High-pressure hydraulic unit |
| US20110139286A1 (en) * | 2008-08-06 | 2011-06-16 | Xingliang Liu | Water-saving antiblocking anti-splash waterfall head core |
| CN203516898U (en) * | 2013-09-24 | 2014-04-02 | 吴跃刚 | Time delay automatic closing faucet free from influence of impurities in water |
| CN203670576U (en) * | 2014-01-13 | 2014-06-25 | 江苏现代电力科技股份有限公司 | Air-resistance shock absorber |
| CN204720332U (en) * | 2015-04-22 | 2015-10-21 | 哈尔滨理工大学 | A kind of time-delay limit switch |
| CN207637673U (en) * | 2017-12-08 | 2018-07-20 | 科都电气有限公司 | Button switch |
| CN109524262A (en) * | 2019-01-14 | 2019-03-26 | 中国电子科技集团公司第三研究所 | A kind of push type underwater switch |
| CN209993494U (en) * | 2019-07-22 | 2020-01-24 | 惠州市弘宝电器有限公司 | Energy storage type slow resetting device and time delay switch |
-
2019
- 2019-07-22 CN CN201910659200.0A patent/CN110459415A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1993015323A1 (en) * | 1992-02-01 | 1993-08-05 | Malina, Viktor | High-pressure hydraulic unit |
| US20110139286A1 (en) * | 2008-08-06 | 2011-06-16 | Xingliang Liu | Water-saving antiblocking anti-splash waterfall head core |
| CN203516898U (en) * | 2013-09-24 | 2014-04-02 | 吴跃刚 | Time delay automatic closing faucet free from influence of impurities in water |
| CN203670576U (en) * | 2014-01-13 | 2014-06-25 | 江苏现代电力科技股份有限公司 | Air-resistance shock absorber |
| CN204720332U (en) * | 2015-04-22 | 2015-10-21 | 哈尔滨理工大学 | A kind of time-delay limit switch |
| CN207637673U (en) * | 2017-12-08 | 2018-07-20 | 科都电气有限公司 | Button switch |
| CN109524262A (en) * | 2019-01-14 | 2019-03-26 | 中国电子科技集团公司第三研究所 | A kind of push type underwater switch |
| CN209993494U (en) * | 2019-07-22 | 2020-01-24 | 惠州市弘宝电器有限公司 | Energy storage type slow resetting device and time delay switch |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109863908A (en) | A kind of outdoor potted landscape of automatic irrigation | |
| CA2010891A1 (en) | Breast pump | |
| CN204720332U (en) | A kind of time-delay limit switch | |
| CN110459415A (en) | A kind of slow resetting apparatus of energy storage type and delay switch | |
| CN204100493U (en) | Humidifier water level switch and humidifier | |
| CN209993494U (en) | Energy storage type slow resetting device and time delay switch | |
| CN103818531A (en) | Lifesaving bracer for saving people from drowning | |
| CN107951698B (en) | A kind of eyes cleaning device | |
| CN203718025U (en) | Air disconnection block valve | |
| CN204528019U (en) | A kind of bottle stopper | |
| CN209977361U (en) | Reversing valve | |
| CN205225631U (en) | Antidrip pump | |
| CN209818748U (en) | Anti-blocking foot valve with slow volatilization of silicone oil | |
| CN209398656U (en) | A kind of single-acting automatic reciprocating air cylinder and automatic reciprocating air cylinder system | |
| CN2426453Y (en) | Extrusion type bottom outlet automatic opening-and-closing packing bottle | |
| CN208703219U (en) | A kind of automatic device for cutting-off water for hot-water heating hose | |
| GB1332183A (en) | Vehicle suspension unit | |
| CN204357645U (en) | A kind of piston structure of link linear motion | |
| CN205475466U (en) | Two -way pressure regulating tower of hammer disappears | |
| GB1404652A (en) | Circuit-breaker having insulating liquid under pressure | |
| CN217029733U (en) | Novel hydraulic clutch pump capable of avoiding oil leakage | |
| CN209209207U (en) | A kind of packing machine is packed under swinging to be set | |
| CN212028003U (en) | Negative pressure drainage device | |
| CN205423841U (en) | Sluicing device of valve | |
| CN204655302U (en) | A kind of emergency case |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |